<template>
	<el-form size="large" class="login-content-form">
		<el-form-item class="login-animation1">
			<el-input text :placeholder="$t('message.mobile.placeholder1')" v-model="state.ruleForm.phone" clearable autocomplete="off">
				<template #prefix>
					<i class="iconfont icon-dianhua el-input__icon"></i>
				</template>
			</el-input>
		</el-form-item>
		<el-form-item class="login-animation2">
			<el-col :span="15">
				<el-input text maxlength="4" :placeholder="$t('message.mobile.placeholder2')" v-model="state.ruleForm.smsCode" clearable autocomplete="off">
					<template #prefix>
						<el-icon class="el-input__icon"><ele-Position /></el-icon>
					</template>
				</el-input>
			</el-col>
			<el-col :span="1"></el-col>
			<el-col :span="8">
				<el-button v-waves class="login-content-code" :disabled="time" @click="sendCode"
					>{{ $t('message.mobile.codeText') }}&nbsp;{{ time ? time : '' }}</el-button
				>
			</el-col>
		</el-form-item>
		<el-form-item class="login-animation3">
			<el-button round type="primary" class="login-content-submit" v-waves @click="onSignIn" :loading="state.loading.signIn">
				<span>{{ $t('message.mobile.btnText') }}</span>
			</el-button>
		</el-form-item>
		<div class="font12 mt30 login-animation4 login-msg">{{ $t('message.mobile.msgText') }}</div>
	</el-form>
</template>

<script setup lang="ts" name="loginMobile">
import { reactive, ref, onUnmounted } from 'vue';
import { useLoginApi } from '/@/api/login';
import { Session } from '/@/utils/storage';
import Cookies from 'js-cookie';
import { ElMessage } from 'element-plus';
import { AxiosResponse } from "axios";

const emit = defineEmits(['signInSuccess']); // 声明事件名称

// 定义变量内容
const state = reactive({
	ruleForm: {
		phone: '',
		smsCode: '',
	},
	loading: {
		signIn: false,
	},
});
let time = ref<number>(0);
let timer = ref<any>(null);
const onSignIn = async () => {
	state.loading.signIn = true;

  try {
    useLoginApi()
        .smsLogin(state.ruleForm)
        .then(async (res: AxiosResponse<any>) => {
          if (res.code === 500) {
            ElMessage.error(res.msg);
            Session.clear();
            state.loading.signIn = false;
            return;
          }

          // 存储 token 到浏览器缓存
          Session.set('token', res.data);
          // 模拟数据，对接接口时，记得删除多余代码及对应依赖的引入。用于 `/src/stores/userInfo.ts` 中不同用户登录判断（模拟数据）
          Cookies.set('username', res.data.username);

          emit('signInSuccess');
        });
  } finally {
    // 登录结束
    state.loading.signIn = false;
  }
};


/**
 * 发送短信验证码
 */
function sendCode() {
	if (time.value > 0) {
		return;
	}

  // 调用接口
  useLoginApi()
      .sendCode(state.ruleForm.phone)
      .then(async (res: AxiosResponse<any>) => {
        if (res.code === 500) {
          ElMessage.error(res.msg);
          Session.clear();
          state.loading.signIn = false;
          return;
        }
      });

  // 倒计时时长
	time.value = 60;
	countdownTime();
}

// 倒计时
const countdownTime = () => {
	timer.value = setInterval(() => {
		if (time.value === 0) {
			clearInterval(timer.value);
		} else {
			time.value--;
		}
	}, 1000);
};

onUnmounted(() => {
	clearInterval(timer.value);
});
</script>

<style scoped lang="scss">
.login-content-form {
	margin-top: 20px;
	@for $i from 1 through 4 {
		.login-animation#{$i} {
			opacity: 0;
			animation-name: error-num;
			animation-duration: 0.5s;
			animation-fill-mode: forwards;
			animation-delay: calc($i/10) + s;
		}
	}
	.login-content-code {
		width: 100%;
		padding: 0;
	}
	.login-content-submit {
		width: 100%;
		letter-spacing: 2px;
		font-weight: 300;
		margin-top: 15px;
	}
	.login-msg {
		color: var(--el-text-color-placeholder);
	}
}
</style>
